CVE-2026-40415 in microsoft windows 10 1809
LogPulse has a published detection rule for this CVE: it raises a notable when someone tries to exploit it.
What the vulnerability is
Use after free in Windows TCP/IP allows an unauthorized attacker to execute code over a network.
Affected software: microsoft windows 10 1809, microsoft windows 10 21h2, microsoft windows 10 22h2, microsoft windows 11 23h2, microsoft windows 11 24h2, microsoft windows 11 25h2, microsoft windows 11 26h1, microsoft windows server 2019, microsoft windows server 2022, microsoft windows server 2022 23h2
Scores
- CVSS: 8.1 (high)
- EPSS: 0.79% chance of exploitation in the next 30 days
- CISA KEV: Not listed
- Published: 2026-05-12
What LogPulse has for it
- Detection rule: Yes, published
- Agent check (vulnerable version): No
- Mitigation: No
Source data: NIST NVD, CISA KEV and FIRST EPSS. LogPulse processes new CVEs every hour.
We build every detection with great care, but no two environments are the same. Log sources, parsing and configuration differ, so test a detection in your own environment before you rely on it.